International Variations of William

International Variations of William

Classic William has been well used throughout the years.

There are many handsome forms of William used internationally, such as French Guillermo, German Wilhelm, Hungarian Vilmo, and Welsh Gwylym.

Here is our full list of international variations of William, ordered by their current popularity on Nameberry.

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International Forms of Classic Names

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  1. Liam
    • Origin:

      Irish short form of William
    • Meaning:

      "resolute protection"
    • Description:

      Liam is the top boys' name in the US, holding the Number One spot for the past eight years and also ranking as one of the most popular boys' names around the western world.
  2. Wolf
    • Origin:

      Animal name or diminutive of Wolfgang, German
    • Meaning:

      " traveling wolf"
    • Description:

      Wolf is a name with a split personality. It can be seen as one of the fierce animal names, like Fox and Bear and Puma, with a touch of the werewolf, or it can be viewed as a quieter, Wolf Blitzer kind of name, fairly common in German (where is pronounced Vulf) and Jewish families, sometimes as a short form of Wolfgang, or even Wolfram or Wolfhart.
  3. Willem
    • Origin:

      Dutch variation of William
    • Meaning:

      "resolute protector"
    • Description:

      Common in Holland, the appealing Willem (as in de Kooning and Dafoe) makes William fresh and distinctive.
  4. Willem
    • Origin:

      Dutch variation of William
    • Meaning:

      "resolute protector"
    • Description:

      Common in Holland, the appealing Willem (as in de Kooning and Dafoe) makes William fresh and distinctive.
  5. Wilhelm
    • Origin:

      German variation of William
    • Meaning:

      "resolute protection"
    • Description:

      This dignified German form of William belonged to two German Emperors and Kings of Prussia, as well as a host of other important historical figures. These include composer (Wilhelm) Richard Wagner, philosophers Georg Wilhelm Friedrich Hegel and Friedrich Wilhelm Nietzsche, mathematician Gottfried Wilhelm von Leibniz, and physicist Wilhelm Roentgen, who discovered the X-ray. It now sounds rather dated in Germany, however, having dropped out of the Top 20 there in the late 1920s and continuing to decline since.
  6. Guillermo
    • Origin:

      Spanish variation of William
    • Description:

      As with Guillaume (see above), Liam, Willem, and Wilhelm, everyday Williams in their own countries, Guillermo is a captivating possibility here. Giermo, Gigermo, Gijermo, Gillermo, Gillirmo, Giyermo, Guermillo, Guiermo Guilermón, Guille, Guillelmo, Guillermino, Guillo, Guirmo, Gullermo, Llermo, Memo, Quillermo.
  7. Vilhelm
    • Origin:

      German variation of William
    • Description:

      The way Wilhelm is pronounced anyway, so a pointless spelling variation.
  8. Guilherme
    • Description:

      Guilherme is the Portuguese form of the Germanic name Wilhelm, which is composed of the elements 'wil' meaning 'will, desire' and 'helm' meaning 'helmet, protection'. Popular throughout Brazil and Portugal, Guilherme has been consistently used over centuries and ranks among the top names in Portuguese-speaking countries. It carries associations of strength, determination, and nobility. The name has recognizable variants across different languages including William (English), Guillaume (French), and Guillermo (Spanish). Bearers include Brazilian footballers Guilherme Leicam and Guilherme Siqueira, giving the name a contemporary sporty image while maintaining its classic appeal.
  9. Guillem
    • Origin:

      Catalan form of William
    • Description:

      An intriguing way to spin an old standard. Pronounced with a hard G: gee-yem.
  10. Gwilym
    • Origin:

      Welsh variation of William
    • Meaning:

      "resolute protection"
    • Description:

      The Welsh version of William is almost unheard-of across, but it's fairly straightforward and could make a good heritage choice or alternative honor name.
  11. Guillaume
    • Origin:

      French variation of William, German
    • Meaning:

      "resolute protection"
    • Description:

      An everyday name in France, a charismatic possibility here.
  12. Vilmo
    • Description:

      Vilmo is a masculine name with Finnish and Hungarian roots, functioning as a variant of the more common Vilmos or Vilhelm. These names derive from the Germanic Wilhelm, composed of elements meaning 'will, desire' and 'helmet, protection.' Vilmo carries a distinctly European feel with its characteristic 'o' ending, which is common in Finnish masculine names. Though relatively uncommon in English-speaking countries, it enjoys moderate usage in its countries of origin. The name conveys strength and determination while maintaining a friendly, approachable quality. For parents seeking a distinctive international name with historical roots but a modern feel, Vilmo offers an appealing option.
  13. Vilppu
    • Description:

      Vilppu is a masculine Finnish name with historical roots in Finland's naming tradition. Derived as a Finnish variation of the name William or Wilhelm, which has Germanic origins meaning 'resolute protector' or 'determined guardian.' This distinctively Finnish adaptation carries the strength and dependability of its source while expressing Finnish linguistic patterns. Uncommon outside Finland and Finnish communities, Vilppu represents cultural heritage and linguistic distinctiveness. Traditional in character, the name has maintained modest usage in Finland throughout generations rather than following dramatic popularity trends. The double 'p' gives the name a strong, distinctive sound characteristic of Finnish phonology. Vilppu appeals particularly to those with Finnish heritage or parents seeking an authentically Nordic name with historical depth.
  14. Welfel
    • Description:

      Welfel is an unusual masculine name with Germanic linguistic roots. This rare surname-turned-given-name likely derives from old German occupational terms, possibly related to weaving or wool-working trades. The name carries a distinctive sound that sets it apart from more common Germanic names. Welfel has remained extremely uncommon as a first name throughout history, with very limited documentation of its use. This rarity gives it a certain exclusivity for the few who bear it. The name possesses a sturdy, traditional quality in its consonant structure while maintaining an air of mystery due to its obscurity. Parents might choose Welfel seeking a truly unique name with European heritage, though they should be prepared to frequently explain and spell it.
  15. Viljo
    • Origin:

      Finnish variation of William
    • Description:

      Inventive nickname option, but with built-in pronunciation problems.
  16. Vili
    • Description:

      Vili is a masculine name with deep roots in Norse mythology, where Vili was one of three brothers (along with Odin and Vé) who created the world. The name derives from Old Norse elements meaning 'will' or 'desire,' reflecting determination and purpose. Common in Nordic countries, particularly Finland and Iceland, Vili offers a short, distinctive alternative to more elaborate Norse names. Its brevity makes it easily pronounceable across cultures while maintaining its Nordic character. In Finnish culture, the name has maintained steady usage throughout the years. Vili projects qualities of creativity, leadership, and primal strength through its mythological connections. Its simple two-syllable structure gives it a modern feel despite its ancient origins.

  17. Guillermino
    • Description:

      Guillermino is a masculine name that represents an elaborated form of Guillermo, the Spanish equivalent of William. The name has Germanic origins, derived from elements meaning 'will' or 'desire' and 'helmet' or 'protection,' suggesting a sense of determined guardian. The suffix '-ino' adds a diminutive or affectionate quality, common in Spanish and Italian naming patterns. While Guillermo is widely used throughout Spanish-speaking countries, Guillermino is considerably rarer, offering a more distinctive alternative. The name has a warm, rolling sound with its multiple syllables and the characteristic Spanish double-L pronunciation. It carries connotations of strength tempered with affection and might appeal to parents seeking a name with Hispanic roots that stands out from more common choices while still honoring tradition.

  18. Viliam
    • Origin:

      Czech variation of William
    • Description:

      Substituting the V for the W sounds almost comedic to the American ear.
  19. Uilleam
    • Origin:

      Scottish variation of William
    • Description:

      Most Americans would take the easy way out and spell it Willem, as in artist de Kooning and actor Dafoe.
  20. Vila
    • Description:

      Vila is a masculine name with diverse origins across multiple cultures. In Slavic mythology, Vila refers to fairy-like creatures or nymphs that inhabit the wilderness. The name may also derive from Latin 'villa,' meaning 'country house' or 'estate.' In some South Slavic languages, Vila can mean 'fairy' or 'enchantress,' though when used as a masculine name it takes on different cultural contexts. The name remains relatively uncommon internationally but appears in various European countries, particularly those with Slavic heritage. Vila has a melodic quality with its short, flowing pronunciation, making it distinctive yet accessible. The name's brevity gives it a modern feel despite its traditional roots, appealing to parents seeking a unique name with mythological or nature-inspired connections.